The MELP (Mixed-Excitation Linear Predictive) Vocoder Algorithm is the 2400 bps Federal Standard speech coder. The selection test concentrated on four areas: intelligibility, voice quality, talker ...
MELPe implements a variable low bit rate vocoder that supports multiple rates of 600 bps, 1200 bps, and 2400 bps. It uses the MELP sampling rate of 8,000 kHz as well as the original frame size of 22.5 ...